# ZAMEL PBM-31 Bistable Impulse Relay, 230V AC, Zero-Crossing Switching

**URL:** https://aio.lv/en/product--zamel-ext10000303--12468705
**Data updated:** 2026-05-18 09:40 (EEST)
**Category:** Control Systems
**Manufacturer:** ZAMEL
**Manufacturer code:** EXT10000303
**EAN:** 5903669488781
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 39.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 32.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--zamel-ext10000303--12468705

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The ZAMEL PBM-31 is a bistable impulse relay designed for 230V AC systems. It features zero-crossing switching technology, which minimizes inrush currents and protects connected lighting loads. This relay is ideal for controlling lighting circuits from multiple locations using momentary push-buttons, ensuring reliable operation and extended service life for electrical installations.

## Long description

The ZAMEL PBM-31 is a high-quality bistable impulse relay engineered for 230V AC electrical systems. This device is specifically designed to manage lighting circuits by responding to signals from momentary push-buttons. By utilizing advanced zero-crossing switching technology, the relay ensures that the electrical circuit is closed or opened at the precise moment the voltage passes through zero, which significantly reduces inrush currents and prevents damage to connected lighting equipment.
Advantages
The primary benefit of the ZAMEL PBM-31 is its ability to extend the operational lifespan of lighting fixtures, particularly those with high inrush currents like LED drivers or fluorescent lamps. The zero-crossing switching mechanism minimizes contact wear and prevents welding, ensuring long-term reliability. Furthermore, the relay allows for the convenient control of a single lighting circuit from multiple locations, providing flexibility in residential and commercial electrical installations.
Suitable for
Controlling lighting circuits from multiple push-button locations
Systems utilizing LED lighting with high inrush current characteristics
Modernizing electrical installations to improve component longevity
Residential and commercial building automation
When it may not be suitable
This relay is designed exclusively for 230V AC systems and is not compatible with low-voltage DC circuits. It is also not intended for applications requiring dimming functionality or complex logic control beyond simple bistable switching.
Key specifications
Supply voltage: 230V AC
Switching technology: Zero-crossing
Control input: Momentary push-buttons
Mounting type: DIN rail
How to use
The ZAMEL PBM-31 should be installed by a qualified electrician in a distribution board on a standard DIN rail. Connect the phase and neutral wires to the designated power terminals and wire the momentary push-buttons in parallel to the control input. Once installed, a single press of any connected push-button will toggle the state of the relay, switching the connected lighting load on or off.
What to consider before purchase
Ensure your electrical system operates at 230V AC
Verify that the total load of your lighting circuit does not exceed the relay's maximum switching capacity
Confirm that your existing wiring supports the use of momentary push-buttons
Usage recommendations
For optimal performance and safety, ensure all connections are tightened according to the manufacturer's torque specifications and that the circuit is protected by an appropriate miniature circuit breaker.

## FAQ

### How much does the ZAMEL PBM-31 Bistable Impulse Relay 230V AC cost, and is it available for purchase?

The price is 39.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All ZAMEL products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized ZAMEL service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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